NIH Finds More Misplaced Toxins in US Labs

The U.S. National Institutes of Health says it has uncovered more improperly stored pathogens, including the deadly toxin ricin and bacteria that cause plague, while searching its laboratories for hazardous materials. The NIH opened an intensive probe of its facilities in July, after a researcher found vials of smallpox and other highly contagious viruses and bacteria in a laboratory storeroom in suburban Washington, D.C.   Friday, the NIH said it found small amounts of five...

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